涤 Strokes Write it Listen 涤 dí to wash, to sweep; to purify, to cleanse HSK 7–9 10 strokes Radical 氵 Sound + meaning 1 word Built from氵meaningshuǐwater条soundtiáoclause, condition; string, stripe How it works氵 hints at the meaning (water), and 条 tiáo hints at the sound.